February 2021 Monthly Patch Release

Published on 10 Feb 2021

Updated on 10 Feb 2021

Microsoft has released security patches to address multiple vulnerabilities in their software and products.

The vulnerabilities that have been classified as Critical in severity are listed in the table below.

For the full list of security patches released by Microsoft, please refer to https://portal.msrc.microsoft.com/en-us/security-guidance/releasenotedetail/2021-Feb

Separately, Microsoft has detected CVE-2021-1732, an escalation of privileges vulnerability in Win32K, to be exploited in the wild. Users and administrators are advised to apply the necessary patches immediately. For more information, please refer to https://us-cert.cisa.gov/ncas/current-activity/2021/02/09/microsoft-warns-windows-win32k-privilege-escalation


CRITICAL VULNERABILITIES
CVE Number CVE Name Base Score Reference
CVE-2021-24094 Windows TCP/IP Remote Code Execution Vulnerability 9.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24094
CVE-2021-24074 Windows TCP/IP Remote Code Execution Vulnerability 9.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24074
CVE-2021-24077 Windows Fax Service Remote Code Execution Vulnerability 9.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24077
CVE-2021-24078 Windows DNS Server Remote Code Execution Vulnerability 9.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24078
CVE-2021-24088 Windows Local Spooler Remote Code Execution Vulnerability 8.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24088
CVE-2021-24093 Windows Graphics Component Remote Code Execution Vulnerability 8.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24093
CVE-2021-1722 Windows Fax Service Remote Code Execution Vulnerability 8.1 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1722
CVE-2021-26701 .NET Core Remote Code Execution Vulnerability 8.1 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-26701
CVE-2021-24112 .NET Core Remote Code Execution Vulnerability 8.1 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24112
CVE-2021-24091 Windows Camera Codec Pack Remote Code Execution Vulnerability 7.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24091
CVE-2021-24081 Microsoft Windows Codecs Library Remote Code Execution Vulnerability 7.8 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-24081